/Engine/Plugins/Media/ElectraCodecs/Source/ElectraDecoders/Public/IElectraDecoderOutputAudio.h
Returns the position of the decoded channel. If a position is not inferred or described by the format it is set toUndefined_. If a channel failed to decode it may be included asDisabled_ with the sample data set to silence.
[EChannelPosition](API\Plugins\ElectraDecoders\IElectraDecoderAudioOutput\EChannelPosition) GetChannelPosition ( int32 InChannelNumber ) const